Adapter for a hair styling iron barrel



FIG. 1 is a top, rear, right perspective view of an adapter for a hair styling iron barrel;

FIG. 2 is a top plan view thereof (with the bottom plan view a mirror image thereof);

FIG. 3 is a right side view thereof (with the left side view a mirror image thereof);

FIG. 4 is a front view thereof; and,

FIG. 5 is a rear view thereof.

The broken lines in the figures, showing a hair styling iron barrel, depict environmental subject matter and form no part of the claimed design. None of the broken lines form part of the claimed design. 

CLAIM The ornamental design for an adapter for a hair styling iron barrel, as shown, and described. 